Patton 20" CVT High Velocity Pedestal Fan is designed and intended for use in the workshop, garage, or job site. Scientifically engineered CVT (controlled velocity technology) technology provides 35% more airflow than traditional 20" high velocity fans. KEY BENEFITS: 20" CVT blade blows 35% more air than other 20" high velocity fans. Constructed from high impact materials to withstand the elements of the work shop. Can be used for cooling, drying, or ventilation. Three powerful speed settings. Pedestal base design. Tilt adjustable head allows you to focus airflow where you need it. Oversized carry handle with castor wheels for easy portability.